KR850008699A - Hydrostatic Vehicle Control - Google Patents

Hydrostatic Vehicle Control Download PDF

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Publication number
KR850008699A
KR850008699A KR1019850003245A KR850003245A KR850008699A KR 850008699 A KR850008699 A KR 850008699A KR 1019850003245 A KR1019850003245 A KR 1019850003245A KR 850003245 A KR850003245 A KR 850003245A KR 850008699 A KR850008699 A KR 850008699A
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KR
South Korea
Prior art keywords
signal
response
engine speed
magnitude
transmitting
Prior art date
Application number
KR1019850003245A
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Korean (ko)
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KR930006598B1 (en
Inventor
엠. 미트첼 란달
Original Assignee
소나 로우 홀트
캐터필라 트랙터 캄파니
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Publication of KR850008699A publication Critical patent/KR850008699A/en
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Publication of KR930006598B1 publication Critical patent/KR930006598B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • B60W10/101—Infinitely variable gearings
    • B60W10/103—Infinitely variable gearings of fluid type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
    • B60W30/18—Propelling the vehicle
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/465—Automatic regulation in accordance with output requirements for achieving a target input speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00—Pump parameters
    • F04B2201/12—Parameters of driving or driven means
    • F04B2201/1201—Rotational speed of the axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00—Pump parameters
    • F04B2201/12—Parameters of driving or driven means
    • F04B2201/1205—Position of a non-rotating inclined plate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity

Abstract

내용 없음.No content.

Description

정수압식 차량 제어 장치.Hydrostatic vehicle control unit.

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 정수압식 제어시스템, 엔진 및 유압 펌프 장치로 구성되는 블록선도.1 is a block diagram composed of a hydrostatic control system, an engine and a hydraulic pump device.

제2도는 사반 경사를 제어하는 하중 감지 수단을 도시한 도면.2 shows load sensing means for controlling quarter slope.

제3도는 일부는 단면으로 상세히 도시하고 일부는 블록선도 형태로 도시한 연료 분사 펌프 작동기의 도면.3 shows a fuel injection pump actuator, partly in detail in cross section and partly in block diagram form.

제4도는 펌프 제어 방법의 일실시예를 나타내는 블록선도.4 is a block diagram showing an embodiment of a pump control method.

제5도는 연료 제어 방법의 일실시예를 나타내는 블록선도.5 is a block diagram illustrating an embodiment of a fuel control method.

제6도는 엔진 속도 설정 가능을 가타내는 상세한 불럭선도.6 is a detailed block diagram showing the engine speed settable.

제7도는 제6도에 도시한 바에 따른 유압펌프 변위에 대한 적정 엔진속도 특성의 일예를 도시한 그래프.FIG. 7 is a graph showing an example of proper engine speed characteristics with respect to hydraulic pump displacement as shown in FIG. 6. FIG.

* 도면의 주요 부분에 대한 부호의 설명.* Explanation of symbols for the main parts of the drawings.

10:장치, 12:전자제어시스템, 14:원동기, 16:내연기관, 18:랙, 20:연료분사펌프, 22:랙작동기수단, 24,26:유압펌프, 28:하중감지장치, 30,32:사반, 34:연료제어수단, 36:저속제어수단, 38:제어수단, 39:제1수단, 40,42,44:라인, 46: 제2수단, 50: 사반작동기수단, 52,54:작동밸브, 56,58:작동부품, 60: 흐름우선순위제어밸브, 62:볼리졸버밸브, 64:사반작동기, 65:라인, 66;파일로트공급기, 68:비례압력밸브, 70:슬레노이드, 71:하우징, 72:랙조절부재, 74;서보시스템, 76:실린더, 78:피스톤, 80:슬리이브, 82:밸브스풀, 84:통로, 90:피스톤헤드, 92:환형격실, 94:환형면, 96:요흠, 98,100,102:피스톤포트, 104:스템, 106:스프링, 108:스프링유지기, 110:유지기클립, 112:플랜지, 114,116:견부, 118:모터, 120:회전자, 122:합결수단, 125;조절레버, 126:자유단, 128:압압수단, 130:스프링, 132:스프링시트 134:연장부, 136:궤환수단, 138:저역통과필터, 140:제1합산수단, 142:제2합산수단, 144:제2저녁통과필터, 146:제3합산수단, 148:제1작동기 설정수단, 150:처리수단, 152:궤환수단, 154:제3저역통과필터, 156:제4합산수단, 158:제5합산수단, 160:저역통과필터, 162:제6합산수단, 164:제2작동기 설정수단, 166:처리수단, 200:블럭, 210:다이얼식스위치, 210:필터.10: apparatus, 12: electronic control system, 14: prime mover, 16: internal combustion engine, 18: rack, 20: fuel injection pump, 22: rack actuator means, 24, 26: hydraulic pump, 28: load sensing device, 30, 32: round plate, 34: fuel control unit, 36: low speed control unit, 38: control unit, 39: first unit, 40, 42, 44: line, 46: second unit, 50: platen unit unit, 52, 54 : Actuating valve, 56, 58: Actuating parts, 60: Flow priority control valve, 62: Bol solver valve, 64: Swash actuator, 65: Line, 66; Pilot supply, 68: Proportional pressure valve, 70: Slenoid 71: housing, 72: rack adjustment member, 74; servo system, 76: cylinder, 78: piston, 80: sleeve, 82: valve spool, 84: passage, 90: piston head, 92: annular compartment, 94: Annular surface, 96: Yohm, 98, 100, 102: piston port, 104: stem, 106: spring, 108: spring retainer, 110: retainer clip, 112: flange, 114, 116: shoulder, 118: motor, 120: rotor, 122 : Fastening means, 125; control lever, 126: free end, 128: pressing means, 130: spring, 132: spring sheet 134: extension part, 136: feedback means, 138: low pass filter, 140: first summing means, 142: second summing means, 144: second evening pass filter, 146: third summing means, 148: first actuator setting means, 150: processing means, 152: Feedback means, 154: third low pass filter, 156: fourth summation means, 158: fifth summation means, 160: low pass filter, 162: sixth summation means, 164: second actuator setting means, 166: processing means , 200: block, 210: dial switch, 210: filter.

Claims (9)

열료분사 펌프를 제어하는 랙(18)과, 하나 이상의 가변 용량 유압펌프(24)를 갖고 있으며, 내연 기관(16)을 제어하는 장치(10)에 있어서, 상기 가변 용량 유압펌프(24)의 유압 유체의 요구에 응답하여 제1신호를 전달하는 제1수단(39)와, 상기 제1신호를 수신하고 상기 제1신호의 크기에 응답하여 적정 엔진 속도 신호를 전달하는 제어수단(38)과, 상기적정 엔진 속도 신호를 수신하고 상기 걱정 엔진 속도 신호의 크기에 응답하는 신호로 전달하는 연료제어 수단과, 상기 신호를 수신하고 상기 신호의 크기에 따라 상기 내연기관(16)으로 공급되는 연료를 제어하는 랙 작동기 수단(22)로 구성되는 것을 특징으로 하는 장치.In the device 10 for controlling the internal combustion engine 16, having a rack 18 for controlling the hot material injection pump and one or more variable displacement hydraulic pump 24, the hydraulic pressure of the variable displacement hydraulic pump 24 First means (39) for transmitting a first signal in response to a request of a fluid, control means (38) for receiving the first signal and transmitting an appropriate engine speed signal in response to the magnitude of the first signal; Fuel control means for receiving the appropriate engine speed signal and transmitting the signal in response to the magnitude of the worry engine speed signal, and controlling the fuel received and supplied to the internal combustion engine 16 according to the magnitude of the signal And rack actuator means (22). 제1항에 있어서, 상기 적정 엔진 속도 신호가 다수의 대응된 범위중의 하나 내에 있는 상기 제1신호에 응답하여 다수의 선정된 수준의 하나로 조절자재하게 설정되는 것을 특징으로 하는 장치.2. The apparatus of claim 1, wherein the appropriate engine speed signal is arbitrarily set to one of a plurality of predetermined levels in response to the first signal within one of a plurality of corresponding ranges. 제2항에 있어서, 상기 적정엔진 속도 신호가 선정된 시간에서의 제1선정된 크기 보다 작은 상기 제1신호에 응답하는 제1선정된 수준인 것을 특징으로 하는 장치.3. The apparatus of claim 2, wherein the appropriate engine speed signal is at a first predetermined level responsive to the first signal that is less than the first predetermined magnitude at a predetermined time. 제3항에 있어서, 상기 적정엔진속도가 제2선정된 크기 보다 작은 상기 제1신호에 응답하는 제2선정된 수준인 것을 특징으로 하는 장치.4. The apparatus of claim 3, wherein the appropriate engine speed is at a second predetermined level responsive to the first signal less than a second predetermined magnitude. 제4항에 있어서 상기 적정 엔진 속도 신호가 상기 제2선정된 크기보다 큰 상기 제1신호에 응답하여 상기 제1신호에 직접 비례하는 것을 특징으로 하는 장치.5. The apparatus of claim 4, wherein the appropriate engine speed signal is directly proportional to the first signal in response to the first signal greater than the second predetermined magnitude. 제4상에 있어서, 상기 제2선정된 수준이 다수의 분리된 수준에 대해 조절자재한 것을 특징으로 하는 장치.4. The apparatus of claim 4, wherein the second selected level is adjustable for a plurality of discrete levels. 제1항에 있어서, 상기 랙 작동기 수단이 상기 제어신호의 기간에 응답하여 분사되는 연료의 양을 제어하는 것을 특징으로 하는 장치.2. An apparatus according to claim 1, wherein said rack actuator means controls the amount of fuel injected in response to the period of said control signal. 제1항에 있어서, 상기 내연기관(16)의 실제 회전 속도를 감지하고 상기 실제 속도에 응답하는 제2신호를 전달하는 제2수단(46)을 포함하고, 상기 연료 제어 수단(34)는 상기 실제 엔진 속도 신호와 적정 엔진 속도를 수신하여 상기 실제 및 직접 엔진 속도를 비교하고, 상기 적정 속도신호 보다는 작은상기 실제 속도 신호에 응답하여 랙 제어신호를 전달하는 것을 특징으로 하는 장치.The fuel control means (34) according to claim 1, further comprising second means (46) for sensing an actual rotational speed of said internal combustion engine (16) and transmitting a second signal in response to said actual speed. Receiving an actual engine speed signal and an appropriate engine speed, comparing the actual and direct engine speeds, and transmitting a rack control signal in response to the actual speed signal smaller than the proper speed signal. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850003245A 1984-05-14 1985-05-13 Hydrostatic vehicle control KR930006598B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US609675 1984-05-14
US06/609,675 US4534707A (en) 1984-05-14 1984-05-14 Hydrostatic vehicle control

Publications (2)

Publication Number Publication Date
KR850008699A true KR850008699A (en) 1985-12-21
KR930006598B1 KR930006598B1 (en) 1993-07-21

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US (1) US4534707A (en)
EP (1) EP0181865B1 (en)
JP (1) JPS61502114A (en)
KR (1) KR930006598B1 (en)
BR (1) BR8407315A (en)
DE (1) DE3480994D1 (en)
IN (1) IN166501B (en)
WO (1) WO1985005333A1 (en)

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JPS61502114A (en) 1986-09-25
IN166501B (en) 1990-05-19
DE3480994D1 (en) 1990-02-15
BR8407315A (en) 1986-09-23
JPH0568387B2 (en) 1993-09-28
WO1985005333A1 (en) 1985-12-05
KR930006598B1 (en) 1993-07-21
EP0181865A1 (en) 1986-05-28
US4534707A (en) 1985-08-13
EP0181865B1 (en) 1990-01-10

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